Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual: Diagnosis System

Terminals Of Ecu

TERMINALS OF ECU CHECK CERTIFICATION ECU (SMART KEY ECU ASSEMBLY) (a) Disconnect the A74, R1 and J41 certification ECU (smart key ECU assembly) connectors. (b) Measure the voltage and resistance acco ...

Dtc Check / Clear

DTC CHECK / CLEAR NOTICE: When using the Techstream with the engine switch off, connect the Techstream to the DLC3 and turn a courtesy light switch on and off at intervals of 1.5 seconds or less until ...

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Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Audio And Visual System (for 8 Inch Display): Main Body ECU Vehicle Information Reading/Writing Process Malfunction (B15F6)
DESCRIPTION This DTC is stored when items controlled by the main body ECU (multiplex network body ECU) cannot be customized via the audio and visual system vehicle customization screen. HINT: The main body ECU (multiplex network body ECU) controls the items for the following systems that are customi ...

Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Sfi System: Engine Coolant Temperature Sensor 1 Signal Stuck in Range (P01152A)
DESCRIPTION Refer to DTC P011511. Click here DTC No. Detection Item DTC Detection Condition Trouble Area MIL Memory Note P01152A Engine Coolant Temperature Sensor 1 Signal Stuck in Range Either of the following conditions is met (2 trip detection logic): When engine is st ...